<template>
    <div id="login">
    <div class="login_container">
        <div class="login_box">
            <!-- 头像区域 -->
            <div class="avatar_box">
                <img src="../../assets/admin.jpg" alt="">
            </div>
            <!-- 登录表单区域 -->
            <el-form ref="loginFormRef" :model="loginForm" :rules="loginFormRules" label-width="0px" class="login_form">
                <!-- 用户名 -->
                <el-form-item prop="userName">
                    <el-input v-model="loginForm.adminName" placeholder="请输入管理员姓名"></el-input>
                </el-form-item>
                <!-- 密码 -->
                <el-form-item prop="password">
                    <el-input v-model="loginForm.adminPassword" placeholder="请输入密码" show-password></el-input>
                </el-form-item>
                <!-- 按钮区域 -->
                <el-form-item class="btns">
                    <el-button type="primary" @click="login">登录</el-button>
                    <el-button type="info" @click="resetLoginForm">重置</el-button>
                </el-form-item>
            </el-form>
        </div>
    </div>
    </div>
</template>

<script>
    import axios from 'axios';

    export default {
        data() {
            return {
                // 这是登录表单的数据绑定对象
                loginForm: {
                    adminName: '',
                    adminPassword: ''
                },
                // 这是表单的验证规则对象
                loginFormRules: {
                    // 验证用户名是否合法
                    adminName: [
                        { required: true, message: '请输入登录名称', trigger: 'blur' },
                        { min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' }
                    ],
                    // 验证密码是否合法
                    password: [
                        { min: 2, max: 15, message: '长度在 2 到 15 个字符', trigger: 'blur' }
                    ]
                }
            }
        },
        mounted(){
            document.querySelector('.tabbar').setAttribute('style','display:none');
            document.querySelector('.gfooter').setAttribute('style','display:none');

        },
        methods: {
            // 点击重置按钮，重置登录表单
            resetLoginForm() {
                // console.log(this);
                this.$refs.loginFormRef.resetFields()
            },
            login(){
                let url = 'http://localhost:8080/admin/login'
                axios.post(url,this.loginForm).then(res=>{

                    if(res.data['message']){
                        alert(res.data['message']);
                        return;
                    }

                    let token = res.data['token'];//token
                    this.$store.commit('setToken',token);
                    window.localStorage.setItem("adminName",this.userName);

                    alert("登陆成功！");
                    this.$router.push('/admin/adindex');

                }).catch(err=>{
                    console.log(err);
                })
            }
        }
    }
</script>

<style lang="less" scoped>
    #login{
        background-color: #eaffea;
    }
    .login_container {
        background-color: #eaffea;
        height: 100%;
    }

    .login_box {
        width: 450px;
        height: 300px;
        background-color: #fff;
        border-radius: 3px;
        position: absolute;
        left: 50%;
        top: 50%;
        transform: translate(-50%, -50%);

        .avatar_box {
            height: 130px;
            width: 130px;
            border: 1px solid #eee;
            border-radius: 50%;
            padding: 10px;
            box-shadow: 0 0 10px #ddd;
            position: absolute;
            left: 50%;
            transform: translate(-50%, -50%);
            background-color: #fff;
            img {
                width: 100%;
                height: 100%;
                border-radius: 50%;
                background-color: #eee;
            }
        }
    }

    .login_form {
        position: absolute;
        bottom: 0;
        width: 100%;
        padding: 0 20px;
        box-sizing: border-box;
    }

    .btns {
        display: flex;
        justify-content: flex-end;
    }
</style>